A heat advisory is in effect in Western Iowa for a heat index near 105. It will still be plenty hot in central Iowa, with a heat index near 100 and a high of 90 degrees under mostly sunny skies.

Thunderstorms should fire along a cold front this evening, and march across the state late tonight into Saturday morning. Some of those storms could be severe.

Saturday should then have a break from the storms mid-morning into the afternoon, with highs in the upper 80s. Storms will be firing in southwestern Iowa late in the afternoon, and moving east Saturday night.

Some storms could stick around Sunday morning, then clear for a high of 89 with afternoon storms in eastern Iowa.

Sunshine returns Monday, with a high in the upper 80s.

Tuesday will be mostly sunny, with a slight chance for storms and a high in the lower 90s.

Wednesday looks to be mostly cloudy, with a chance for storms and a high in the low 90s.

Wednesday will be partly sunny, with slight storm chances and a high in the lower 80s.